Table 8.
Risk factors and protective factors according to italian literature
| Risk factors | Marchi et al. OR |
Petrosillo et al. OR |
Fiorio et al. OR |
|---|---|---|---|
| Duration of surgery > 75 percentile (minor criteria) | 1,52 | -- | -- |
| Hospitalization before major surgery | >48 h 1,22 |
>24 h 1,45 |
>48 h statistically significant |
| Urgent surgical intervention | 1,29 | 1,73 | -- |
| ASA ≥ 3 (minor criteria) | 1,71 | -- | -- |
| Age > 70 years (major criteria) | -- | 1,5 | -- |
| Drainage > 3 days | -- | 2,17 | -- |
| NNIS score 2-3 | -- | 3,34 | -- |
| diabetes (minor criteria) | -- | -- | statistically significant |
| Obesity (minor criteria) | -- | -- | statistically significant |
| Protective factors | |||
| Laparoscopy | 0,49 | -- | -- |
| SSIs hospital with active surveillance for at least 2 years | 0,71 | -- | -- |
| Adequate prophylaxis | -- | 0,68 | -- |